Beautiful narrow willow-like foliage with numerous deep-blue flowers in summer. Foliage remains attractive throughout the season. Excellent buttery-yellow fall colour. Ideal in the woodland garden, mixed border or wildflower garden.
SUN EXPOSURE: Sun/Part Shade
BLOOM TIME: Summer
AVERAGE SIZE: 3' x 4' (0.9m x 1.2m)
COLD HARDINESS: Zone 5